Android Open Source - RSSReader File Cache

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License

The source code is released under:

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Java Source Code

package net.uyghurdev.avaroid.rssreader.tools;
//  ww  w. ja va2  s  .  c  o  m
import java.io.File;
import android.content.Context;

public class FileCache {
    
    private File cacheDir;
    
    public FileCache(Context context){
        //Find the dir to save cached images
        if (android.os.Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED))
            cacheDir=new File(android.os.Environment.getExternalStorageDirectory(),"BilkanNews");
        else
            cacheDir=context.getCacheDir();
//      cacheDir = new File(Configs.ThumbFolder);
        if(!cacheDir.exists())
            cacheDir.mkdirs();
    }
    
    public File getFile(String url){
        //I identify images by hashcode. Not a perfect solution, good for the demo.
      String filename;
//      if(url.contains(".")){
//        filename=String.valueOf(url.hashCode()) + url.substring(url.lastIndexOf('.'));
//      }else{
        filename=String.valueOf(url.hashCode());
//      }
        File f = new File(cacheDir, filename);
        return f;
        
    }
    
    public void clear(){
//        File[] files=cacheDir.listFiles();
//        for(File f:files)
//            f.delete();
    }

}

Java Source Code List

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